I’m a sucker for a good comeback story, which is why, instead of the usual morning run on Saturday, I found myself crouching on a slope next to the beach in Torrance, staring into pinkish clumps of ...

More than 20 years of habitat restoration and breeding programs have helped the endangered Karner blue butterfly make a comeback in the pine barrens of upstate New York where it was discovered by ...

Conservation scientists want West Michigan gardeners to make sure the lupine plants in their flower beds aren’t killing endangered butterflies. Extremely rare Karner blue butterflies are entirely ...

This is the 93-year-old Xerces blue butterfly specimen that researchers collected tissue samples from for this study. Field Museum The Xerces blue butterfly has the dubious distinction of being the ...